711993812 has 24 divisors (see below), whose sum is σ = 1287371904. Its totient is φ = 344289312.

The previous prime is 711993803. The next prime is 711993817. The reversal of 711993812 is 218399117.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 711993812.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (711993817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10313 + ... + 39119.

It is an arithmetic number, because the mean of its divisors is an integer number (53640496).

Almost surely, 2^711993812 is an apocalyptic number.

It is an amenable number.

711993812 is a deficient number, since it is larger than the sum of its proper divisors (575378092).

711993812 is a wasteful number, since it uses less digits than its factorization.

711993812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29015 (or 29013 counting only the distinct ones).

The product of its digits is 27216, while the sum is 41.

The square root of 711993812 is about 26683.2121754484. The cubic root of 711993812 is about 892.9464322328.

The spelling of 711993812 in words is "seven hundred eleven million, nine hundred ninety-three thousand, eight hundred twelve".